Retrain Your Brain How to Smell Again

The inability to smell, or anosmia, is a common symptom of COVID-19 and also occurs due to aging and many other health conditions.

STORY AT-A-GLANCE

• Loss of sense of smell, a condition known as anosmia, is a common symptom of COVID-19 and also can be caused by aging, vitamin D deficiency, certain medications, diabetes, certain viral illnesses and many neurological conditions

• The olfactory system is highly responsive to training; in one study, a 12-week smell training session signific…